Private Discipline Master Fund, SPC LKCM Form 4 LAWSON PRODUCTS INC/NEW / John Bryan King ownership change

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

KING LUTHER CAPITAL MANAGEMENT CORP

(Last) (First) (Middle)

301 COMMERCE SUITE 1600

(Street)

FORT WORTH TX 76102

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
LAWSON PRODUCTS INC/NEW/DE/ [ LAWS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

Director	X	10% Owner
Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/01/2015

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

	Form filed by One Reporting Person
X	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock								1,563,662	I	See footnotes(1)(2)(3)(4)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person^*

KING LUTHER CAPITAL MANAGEMENT CORP

(Last) (First) (Middle)

301 COMMERCE SUITE 1600

(Street)

FORT WORTH TX 76102

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

LKCM Private Discipline Master Fund, SPC

(Last) (First) (Middle)

C/O LKCM PRIVATE DISCIPLINE MANAGEMENT

301 COMMERCE STREET, SUITE 1600

(Street)

FORT WORTH TX 76102

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

LKCM Investment Partnership, L.P.

(Last) (First) (Middle)

301 COMMERCE STREET

SUITE 1600

(Street)

FORT WORTH TX 76102

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

LKCM Micro-Cap Partnership, L.P.

(Last) (First) (Middle)

301 COMMERCE STREET

SUITE 1600

(Street)

FORT WORTH TX 76102

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

LKCM Core Discipline, L.P.

(Last) (First) (Middle)

301 COMMERCE STREET, SUITE 1600

(Street)

FORT WORTH TX 76102

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

King Luther Jr

(Last) (First) (Middle)

301 COMMERCE STREET, SUITE 1600

(Street)

FORT WORTH TX 76102

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

King John Bryan

(Last) (First) (Middle)

301 COMMERCE STREET

SUITE 1600

(Street)

FORT WORTH TX 76102

(City) (State) (Zip)

Explanation of Responses:

1. This Form 4 is filed on behalf of Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM is the investment manager for PDP, LIP, Micro and Core. J. Luther King, Jr. is a controlling shareholder of LKCM and controlling member of LIP GP. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

2. Effective December 1, 2015, PDP contributed all of its shares of Common Stock to PDLP Lawson, LLC, a special purpose vehicle wholly-owned by PDP.

3. Includes (i) 1,336,594 shares held by PDP (through PDLP Lawson, LLC), (ii) 200,938 shares held by LIP, (iii) 17,824 shares held by Micro, (iv) 5,806 shares held by Core and (v) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser.

4. Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

	J. Bryan King, for Luther King Capital Management Corporation	12/03/2015
	J. Bryan King, for LKCM Private Discipline Master Fund, SPC	12/03/2015
	J. Luther King, Jr., for LKCM Investment Partnership, L.P.	12/03/2015
	J. Bryan King, for LKCM Micro-Cap Partnership, L.P.	12/03/2015
	J. Bryan King, for LKCM Core Discipline, L.P.	12/03/2015
	J. Luther King, Jr.	12/03/2015
	J. Bryan King	12/03/2015
	** Signature of Reporting Person	Date
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